Finding the Third Proportional to 35,726 and 78,363.50

Step by Step Solution

1. Step 1: Write the proportion equation
   35,726 : 78,363.50 = 78,363.50 : x
2. Step 2: Convert to fraction form
   35,726/78,363.50 = 78,363.50/x
3. Step 3: Cross multiply
   35,726x = 78,363.50 × 78,363.50
4. Step 4: Simplify right side
   35,726x = 6,140,838,132.25
5. Step 5: Solve for x
   x = 6,140,838,132.25/35,726
6. Step 6: Final answer
   x = 171,887.09